Pleil, J. D., Vette, A. F., Johnson, B. A., & Rappaport, S. M. (2004). Air levels of carcinogenic polycyclic aromatic hydrocarbons after the World Trade Center disaster. National Academy of Sciences.
استشهاد بنمط شيكاغوPleil, Joachim D., Alan F. Vette, Brent A. Johnson, و Stephen M. Rappaport. Air Levels of Carcinogenic Polycyclic Aromatic Hydrocarbons After the World Trade Center Disaster. National Academy of Sciences, 2004.
MLA استشهادPleil, Joachim D., Alan F. Vette, Brent A. Johnson, و Stephen M. Rappaport. Air Levels of Carcinogenic Polycyclic Aromatic Hydrocarbons After the World Trade Center Disaster. National Academy of Sciences, 2004.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.